Cleanup uses of supports_dsym

Apparently it's not used, so removing traces of it.

RELNOTES: None.
PiperOrigin-RevId: 226486811
1 file changed
tree: 4a2b4e15e35d14d9a08e8420456c6d691f587456
  1. third_party/
  2. tools/
  3. BUILD
  4. LICENSE